Southport, NY Weather & Growing Conditions
Today
71°F
Patchy Fog then Mostly Sunny
Patchy fog before 9am. Mostly sunny, with a high near 71. South wind 3 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Patchy Fog then Mostly Sunny | 3 to 9 mph S | 2% |
| Tonight | 58°F | Mostly Cloudy then Light Rain | 10 mph S | 84% |
| Thursday | 71°F | Light Rain | 6 to 10 mph S | 82% |
| Thursday Night | 47°F | Partly Cloudy | 0 to 5 mph SW | 5% |
| Friday | 65°F | Partly Sunny | 0 to 3 mph SW | 8% |
| Friday Night | 43°F | Mostly Cloudy then Chance Light Rain | 2 mph W | 25% |
| Saturday | 54°F | Chance Light Rain | 2 to 8 mph W | 50% |
| Saturday Night | 37°F | Chance Light Rain | 5 to 8 mph NW | 50% |
| Sunday | 54°F | Slight Chance Light Rain | 5 to 9 mph W | 15% |
| Sunday Night | 35°F | Partly Cloudy | 7 mph W | 10% |
| Monday | 54°F | Mostly Sunny | 6 to 12 mph W | 14% |
| Monday Night | 34°F | Partly Cloudy | 6 mph W | 14% |
| Tuesday | 57°F | Mostly Sunny | 3 to 12 mph W | 14% |
| Tuesday Night | 32°F | Slight Chance Light Rain | 3 to 7 mph W | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Southport, NY
Last spring frost
May 6
First fall frost
Oct 11
Growing season
158 days
Hardiness zone
6a
Explore more for Southport, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Elmira, Ny (5.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.